21976802225

素因数分解:

$5^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{307}}^1\times {\mathrm{3823}}^1$

素因数の和:4254

約数の個数: 48

約数和(自身を含む): 31545980928

約数和(自身を除く): 9569178703

約数列:

[1, 5, 7, 25, 35, 107, 175, 307, 535, 749, 1535, 2149, 2675, 3745, 3823, 7675, 10745, 18725, 19115, 26761, 32849, 53725, 95575, 133805, 164245, 229943, 409061, 669025, 821225, 1149715, 1173661, 2045305, 2863427, 5748575, 5868305, 8215627, 10226525, 14317135, 29341525, 41078135, 71585675, 125581727, 205390675, 627908635, 879072089, 3139543175, 4395360445, 21976802225]

約数ペア:

[(1, 21976802225), (5, 4395360445), (7, 3139543175), (25, 879072089), (35, 627908635), (107, 205390675), (175, 125581727), (307, 71585675), (535, 41078135), (749, 29341525), (1535, 14317135), (2149, 10226525), (2675, 8215627), (3745, 5868305), (3823, 5748575), (7675, 2863427), (10745, 2045305), (18725, 1173661), (19115, 1149715), (26761, 821225), (32849, 669025), (53725, 409061), (95575, 229943), (133805, 164245)]